drill bit sharpening tool online manufacture

4 Inch Cop44 DHD340 SD4 QL40 M40 TD40 Mach44 Down The Hole DTH Hammer Features: 1.Out of the trouble of foot valve fracture and expansion and contraction; 2.Lower energy consumption and higher impact frequency. ... Read More

8 Inch HD Series Down The Hole Hammer DTH Hammer HD85 For Shank DHD380 Future: 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption. 2. Smooth performance and long service life ... Read More

Product Description: Sollroc DTH drill bits utilizes polycrystalline diamond compacts as an alternative to the conventional cemented carbide cutters. This type of diamond compact is recognized for its ... Read More

Boring Machine Parts Down The Hole Hammer 4 Inch Hammer Without Footvalve For Shank QL40 Future: 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption. 2. Smooth performance and ... Read More

Low Air Pressure Down The Hole Hammer For 8 Bar compressor CIR Series Hammer Hole Diameter 70mm to 165mm Feature: 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption. 2. ... Read More

Conventional QL Series Down The Hole Hammer QL50 5 Inch Hammer For Shank QL50 Qualified High Air Pressure QL50 tubeless DTH Hammer, Mining Hammer 1, valveless air distribution. More reliable. 2, simple design ... Read More

HSD Series Tubeless Down The Hole Hammer 6 Inch Hammer Without Footvalve For Shank SD6 Product Description DTH hammers without footvalve can be available. Different out diameters of out cylinder can be ... Read More